homebrew-core/Formula/emscripten.rb

93 lines
2.9 KiB
Ruby

class Emscripten < Formula
desc "LLVM bytecode to JavaScript compiler"
homepage "https://kripken.github.io/emscripten-site/"
stable do
url "https://github.com/kripken/emscripten/archive/1.35.23.tar.gz"
sha256 "66b176203f82a52f511ffa1a47baa9d6a033b61dc5486b4034655912d8224c38"
resource "fastcomp" do
url "https://github.com/kripken/emscripten-fastcomp/archive/1.35.23.tar.gz"
sha256 "89901c882684f6ff3745b15a5994c77ec2df6a957f4525d786e14c0bd6165e20"
end
resource "fastcomp-clang" do
url "https://github.com/kripken/emscripten-fastcomp-clang/archive/1.35.23.tar.gz"
sha256 "cb39e052177b1461f7404d4d0601e0276982e847cc5054c813ed48d5e0ed082d"
end
end
bottle do
sha256 "27cce062785327422afcf54243f27b1f0257f1146c85cb5fa460995aad9464f0" => :el_capitan
sha256 "59f97e1ea052e3c5bdbe0b8cfd045ac0a894a0f43563ff199e6c94bc70eeb93c" => :yosemite
sha256 "856d76a56cbebfd555149c169750b57ede59777682ca7bce0607ac3f5e914f2f" => :mavericks
end
head do
url "https://github.com/kripken/emscripten.git", :branch => "incoming"
resource "fastcomp" do
url "https://github.com/kripken/emscripten-fastcomp.git", :branch => "incoming"
end
resource "fastcomp-clang" do
url "https://github.com/kripken/emscripten-fastcomp-clang.git", :branch => "incoming"
end
end
needs :cxx11
depends_on :python if MacOS.version <= :snow_leopard
depends_on "node"
depends_on "closure-compiler" => :optional
depends_on "yuicompressor"
def install
ENV.cxx11
# OSX doesn't provide a "python2" binary so use "python" instead.
python2_shebangs = `grep --recursive --files-with-matches ^#!/usr/bin/.*python2$ #{buildpath}`
python2_shebang_files = python2_shebangs.lines.sort.uniq
python2_shebang_files.map! { |f| Pathname(f.chomp) }
python2_shebang_files.reject! &:symlink?
inreplace python2_shebang_files, %r{^(#!/usr/bin/.*python)2$}, "\\1"
# All files from the repository are required as emscripten is a collection
# of scripts which need to be installed in the same layout as in the Git
# repository.
libexec.install Dir["*"]
(buildpath/"fastcomp").install resource("fastcomp")
(buildpath/"fastcomp/tools/clang").install resource("fastcomp-clang")
args = [
"--prefix=#{libexec}/llvm",
"--enable-optimized",
"--enable-targets=host,js",
"--disable-assertions",
"--disable-bindings",
]
mkdir "fastcomp/build" do
system "../configure", *args
system "make"
system "make", "install"
end
%w[em++ em-config emar emcc emcmake emconfigure emlink.py emmake
emranlib emrun emscons].each do |emscript|
bin.install_symlink libexec/emscript
end
end
def caveats; <<-EOS.undent
Manually set LLVM_ROOT to
#{opt_libexec}/llvm/bin
in ~/.emscripten after running `emcc` for the first time.
EOS
end
test do
system "#{libexec}/llvm/bin/llvm-config", "--version"
end
end